From e881e97c067f5c883b52c9a5a2eacb74fc5c5e83 Mon Sep 17 00:00:00 2001
From: Peter Keresztes Schmidt <carbenium@outlook.com>
Date: Sat, 22 May 2021 10:52:57 +0200
Subject: [PATCH] Logger: Fix DB log messages not being populated

We need to `resize` the buffer string since `reserve` does not guarantee that the buffer is
actually available.

Follow-up on 298415fff3ceac53d3d972700b584c08672f91eb
---
 src/zm_logger.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/zm_logger.cpp b/src/zm_logger.cpp
index 872247701..266342ae4 100644
--- a/src/zm_logger.cpp
+++ b/src/zm_logger.cpp
@@ -528,9 +528,9 @@ void Logger::logPrint(bool hex, const char *filepath, int line, int level, const
 
   if (level <= mDatabaseLevel) {
     if (zmDbConnected) {
-      int syslogSize = syslogEnd-syslogStart;
+      int syslogSize = syslogEnd - syslogStart;
       std::string escapedString;
-      escapedString.reserve((syslogSize * 2) + 1);
+      escapedString.resize((syslogSize * 2) + 1);
       mysql_real_escape_string(&dbconn, &escapedString[0], syslogStart, syslogSize);
       escapedString.resize(std::strlen(escapedString.c_str()));